sentence = "JetBrains is a cutting-edge software vendor specializing in the creation of intelligent development tools"

sentence_lst = sentence.split()
obj_lst = []
for i in range(-1, -len(sentence_lst), -1):
    obj_lst.append(sentence_lst[i])
t = " ".join(obj_lst)
print(t)

# 这里和之前统计单词里犯的错误是一样的，没有考虑换行符和标点符号的问题。